#1A4B9E#1A4B9E

#1A4B9E is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.1% C 0.145 H 260.4°. Best body text is #FFFFFF at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#1A4B9E
RGB	rgb(26, 75, 158)
HSL	hsl(218, 72%, 36%)
HSV	hsv(218, 84%, 62%)
CMYK	cmyk(83.5%, 52.5%, 0%, 38%)
CIE-LAB	lab(33.39, 15.94, -49.66)
CIE-LCH	lch(33.39, 52.16, 287.80°)
OKLab	oklab(43.11% -0.0242 -0.1431)
OKLCH	oklch(43.11% 0.145 260.4)
XYZ	xyz(9.1114, 7.7193, 33.3509)
Luminance	0.0772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A4B9E #9E6D1A

analogous

#1A8D9E #1A4B9E #2B1A9E

triadic

#1A4B9E #9E1A4B #4B9E1A

tetradic

#1A4B9E #9E1A8D #9E6D1A #1A9E2B

square

#1A4B9E #9E1A8D #9E6D1A #1A9E2B

split-complementary

#1A4B9E #9E2B1A #8D9E1A

monochromatic

#091935 #113269 #1A4B9E #2364D3 #5086E2

Accessibility & contrast

On white

8.25

#1A4B9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#1A4B9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A4B9E

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A4B9E	#FFFFFF	#000000	##FFFFFF
##1A4B9E	1.00	8.25	2.54	8.25
#FFFFFF	8.25	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1155A1

Deuteranopia (green-blind)

#00499C

Tritanopia (blue-blind)

#005F6D

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1a4b9e;
/* rgb */ color: rgb(26, 75, 158);
/* oklch */ color: oklch(43.1% 0.145 260.4);

Tailwind

colors: {
  custom: {
    50: '#6e7cbb',
    500: '#1a4b9e',
    950: '#000000',
  },
}

SCSS

$custom: #1a4b9e;
$custom-light: #6e7cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a4b9e",
  "rgb": {
    "r": 26,
    "g": 75,
    "b": 158
  },
  "hsl": {
    "h": 217.727,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43107,
    "c": 0.14517,
    "h": 260.4
  },
  "luminance": 0.0772
}

Semantic roles & 50–950 ramp

primary

#1A4B9E

secondary

#C5994F

accent

#AB39EE

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #1A4B9E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →